Follow this example to learn how to design a beautiful background of the flowers.
New File: Start this example with a new document.
Color: Choose Pen tool (P key) with "1B953A" color and make some points as a branch of the tree.
Inner part: Choose Ellipse tool with "ED962F" color and draw a circle like a inner part of the flower.
Flower: Make some points by using Pan tool (P key) with this "EBE80C" color as given here.
Use same steps to make another flowers as here.
Define Pattern: Go to Edit Menu > Define Pattern, give a name your pattern "flower".
New File: Create a new file to make flower background.
Fill: Go to File Menu > Fill, choose your pattern "Flower" then click "OK".
Your file will look like this.
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